Web - Server Web - Server

Discover the mechanisms, protocols and technologies used on the Internet and learn to abuse them!

These challenges are designed to train users on HTML, HTTP and other server side mechanisms. The following series of challenges will cultivate a better understanding of techniques such as : Basic workings of multiple authentication mechanisms, handling form data, inner workings of web applications, etc. ...

Prerequisites:
– Understand HTML.
– Understand the HTTP protocol.
– Ability to manipulate a web browser.

challenges 96 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide HTML - Source code 49% 167741 5 g0uZ 5 3 October 2006
pas_valide HTTP - IP restriction bypass 9% 28188 10 Cyrhades 7 23 March 2021
pas_valide HTTP - Open redirect 19% 65861 10 Swissky 10 2 August 2017
pas_valide HTTP - User-agent 24% 82857 10 g0uZ 10 3 October 2006
pas_valide Weak password 32% 108723 10 g0uZ 7 3 October 2006
pas_valide PHP - Command injection 19% 65496 10 sambecks 10 20 September 2017
pas_valide API - Broken Access 2% 4005 15 Nishacid , Mika 2 18 January 2024
pas_valide Backup file 16% 53706 15 g0uZ 10 27 February 2011
pas_valide HTTP - Directory indexing 22% 76551 15 g0uZ 7 7 October 2006
pas_valide HTTP - Headers 16% 53971 15 Arod 9 11 January 2015
pas_valide HTTP - POST 14% 48815 15 Th1b4ud 10 14 August 2018
pas_valide HTTP - Improper redirect 13% 42037 15 Arod 10 26 November 2014
pas_valide HTTP - Verb tampering 14% 45778 15 g0uZ 10 3 February 2011
pas_valide Install files 13% 43237 15 g0uZ 6 7 October 2006
pas_valide Nginx - Alias Misconfiguration 1% 1613 15 .Yo0x 2 27 September 2024
pas_valide Nginx - Root Location Misconfiguration 1% 152 15 .Yo0x 0 27 September 2024
pas_valide API - Mass Assignment 1% 2582 20 Nishacid , Mika 2 18 January 2024
pas_valide CRLF 10% 31492 20 g0uZ 7 31 July 2011
pas_valide File upload - Double extensions 10% 34572 20 g0uZ 10 24 December 2012
pas_valide File upload - MIME type 8% 27694 20 g0uZ 10 26 December 2012
pas_valide Flask - Unsecure session 1% 2410 20 Sanlokii 1 29 November 2023
pas_valide GraphQL - Introspection 2% 3577 20 apges01 4 19 January 2023
pas_valide HTTP - Cookies 13% 45138 20 g0uZ 8 7 October 2006
pas_valide Insecure Code Management 4% 13558 20 Swissky 6 29 September 2019
pas_valide JWT - Introduction 5% 16993 20 Kn0wledge 5 21 August 2019
pas_valide XSS - Server Side 1% 2558 20 Elf 4 23 June 2023
pas_valide Directory traversal 11% 34922 25 g0uZ 3 31 July 2011
pas_valide File upload - Null byte 7% 23637 25 g0uZ 4 26 December 2012
pas_valide JWT - Revoked token 2% 5950 25 ArnC 6 20 March 2020
pas_valide JWT - Weak secret 4% 11770 25 Jrmbt 6 21 August 2019
pas_valide JWT - Unsecure File Signature 1% 2105 25 Nishacid , Mika 3 23 February 2023
pas_valide PHP - assert() 5% 15306 25 Birdy42 10 26 November 2016
pas_valide PHP - Apache configuration 1% 2328 25 erk3 , nemoz 3 8 July 2022
pas_valide PHP - Filters 6% 19529 25 g0uZ 3 27 February 2011
pas_valide PHP - register globals 5% 15740 25 g0uZ 2 8 October 2011
pas_valide PHP - Remote Xdebug 1% 1486 25 mayfly 4 18 March 2020
pas_valide Python - Server-side Template Injection Introduction 2% 4413 25 Podalirius 7 7 September 2021
pas_valide File upload - ZIP 3% 9494 30 ghozt 3 3 August 2017
pas_valide Flask - Development server 1% 899 30 Sanlokii 1 29 November 2023
pas_valide GraphQL - Injection 1% 742 30 apges01 2 19 January 2023
pas_valide Command injection - Filter bypass 3% 7583 30 sambecks 6 20 September 2017
pas_valide Java - Server-side Template Injection 4% 10552 30 righettod 6 29 November 2015
pas_valide JWT - Public key 2% 3791 30 Jrmbt 5 21 August 2019
pas_valide JWT - Header Injection 1% 1138 30 Nishacid , Mika 2 23 February 2023
pas_valide Local File Inclusion 8% 25365 30 g0uZ 4 2 October 2011
pas_valide Local File Inclusion - Double encoding 4% 12751 30 zM_ 4 13 June 2016
pas_valide Nginx - SSRF Misconfiguration 1% 56 30 .Yo0x 0 27 September 2024
pas_valide Node - Eval 1% 2898 30 Mhd_Root 7 24 February 2021
pas_valide PHP - Loose Comparison 3% 7226 30 ghozt 4 10 January 2018
pas_valide PHP - preg_replace() 3% 9002 30 sambecks 4 2 March 2016
pas_valide PHP - type juggling 3% 8807 30 vic 4 10 March 2016
pas_valide Remote File Inclusion 4% 11699 30 g0uZ 8 25 November 2015
pas_valide SQL injection - Authentication 14% 45471 30 g0uZ 11 27 February 2011
pas_valide SQL injection - Authentication - GBK 3% 9684 30 dvor4x 4 2 December 2015
pas_valide SQL injection - String 7% 21679 30 g0uZ 10 24 December 2012
pas_valide XSLT - Code execution 2% 3696 30 ghozt 5 16 July 2017
pas_valide Elixir - EEx 1% 252 35 lolo42 1 29 November 2023
pas_valide JWT - Unsecure Key Handling 1% 745 35 Nishacid , Mika 5 23 February 2023
pas_valide LDAP injection - Authentication 3% 10297 35 g0uZ 8 26 May 2013
pas_valide Node - Serialize 1% 1261 35 Mhd_Root 2 24 February 2021
pas_valide NoSQL injection - Authentication 3% 7651 35 mastho 8 31 May 2015
pas_valide PHP - Path Truncation 2% 5424 35 Geluchat 6 25 March 2015
pas_valide PHP - Serialization 2% 6706 35 Arod 3 3 February 2014
pas_valide SQL injection - Numeric 5% 14951 35 g0uZ 7 24 December 2012
pas_valide SQL Injection - Routed 2% 5361 35 soka 5 24 December 2016
pas_valide SQL Truncation 2% 6723 35 Geluchat 2 1 May 2015
pas_valide XML External Entity 2% 5615 35 sambecks 2 20 October 2014
pas_valide XPath injection - Authentication 2% 6571 35 g0uZ 6 27 December 2012
pas_valide Yaml - Deserialization 1% 1385 35 Nishacid 2 20 April 2021
pas_valide API - Broken Access 2 1% 400 40 Nishacid , Mika 1 18 January 2024
pas_valide GraphQL - Backend injection 1% 424 40 apges01 1 19 January 2023
pas_valide GraphQL - Mutation 1% 1558 40 CanardMandarin 2 20 October 2020
pas_valide Java - Spring Boot 1% 2321 40 dvor4x 3 24 December 2016
pas_valide Local File Inclusion - Wrappers 2% 3614 40 sambecks 4 2 March 2016
pas_valide PHP - Eval 2% 3596 40 chmod 10 8 November 2018
pas_valide PHP - Eval - Advanced filters bypass 1% 589 40 Podalirius 2 8 July 2022
pas_valide SQL injection - Error 3% 7795 40 sambecks 5 4 March 2015
pas_valide SQL injection - Insert 1% 3167 40 sambecks 4 23 February 2015
pas_valide SQL injection - File reading 2% 6011 40 Arod 3 19 October 2014
pas_valide XPath injection - String 2% 3899 40 g0uZ 5 26 May 2013
pas_valide File upload - Polyglot 1% 446 45 Cyxo 1 8 July 2022
pas_valide NodeJS - Prototype Pollution Bypass 1% 523 45 Worty 1 22 October 2021
pas_valide NoSQL injection - Blind 1% 2996 45 ghozt 6 26 November 2016
pas_valide SQL injection - Time based 2% 5754 45 ycam 4 11 September 2015
pas_valide Java - Custom gadget deserialization 1% 161 50 Elweth 0 28 December 2023
pas_valide NodeJS - vm escape 1% 733 50 Podalirius 1 15 April 2021
pas_valide Server Side Request Forgery 1% 1886 50 sambecks 7 22 June 2018
pas_valide SQL injection - Blind 3% 7625 50 g0uZ 6 27 February 2011
pas_valide LDAP injection - Blind 1% 3446 55 g0uZ 2 8 June 2013
pas_valide PHP - Unserialize overflow 1% 772 55 mayfly 2 4 April 2020
pas_valide PHP - Unserialize Pop Chain 1% 672 55 Worty 2 22 October 2021
pas_valide SQL Injection - Second Order 1% 205 55 k4ndar3c 1 29 November 2023
pas_valide Python - dotenv 1% 23 70 jrjgjk 0 27 September 2024
pas_valide Python - Blind SSTI Filters Bypass 1% 645 75 Podalirius 5 7 September 2021
pas_valide XPath injection - Blind 1% 2325 75 g0uZ 5 27 December 2012
pas_valide SQL injection - Filter bypass 1% 2857 80 sambecks 7 21 July 2014

Challenge Results Challenge Results

Pseudo Challenge Lang Date
dowski Web - Serveur  HTTP - POST fr 25 December 2024 at 00:13
zako666 Web - Serveur  API - Broken Access fr 25 December 2024 at 00:11
Ssor Web - Serveur  Injection de commande - Contournement de filtre fr 25 December 2024 at 00:02
Zelofane Web - Serveur  SQL injection - Contournement de filtres fr 24 December 2024 at 23:43
dowski Web - Serveur  HTTP - Cookies fr 24 December 2024 at 23:40
Friddo Web - Serveur  GraphQL - Injection fr 24 December 2024 at 23:39
dowski Web - Serveur  HTTP - Open redirect fr 24 December 2024 at 22:57
Cyber78 Web - Server  HTTP - Headers en 24 December 2024 at 22:44
Aqua Web - Serveur  API - Broken Access 2 fr 24 December 2024 at 22:33
bohmiiiidd Web - Server  File upload - MIME type en 24 December 2024 at 22:05